Sony WH-CH730NBlack · WH-CH730N · UK catalogue- Weight
- 207 gThis one: 192 g
- Wired / wireless connections
- Bluetooth Classic Audio or compatible LE Audio, or supplied analogue headphone cableThis one: Bluetooth 5.2 or supplied analogue headphone cable
HEADPHONES
Sony WH-CH720N · UK catalogue
Pink · UK catalogue · Sony part WHCH720NP.CE7
- Wearing style
- Over-ear headphones
- Weight
- 192 g
- Active noise cancellation
- Yes
Sony’s Pink WH-CH720N is an active noise-cancelling headphone model with Bluetooth 5.2 or supplied analogue headphone cable. The published endurance is retained with its specific connection and codec conditions.
Prices & buying options
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THE ACTUAL PRODUCT
Compare with Sony WH-CH730N · UK catalogue
Specifications checked 17 Oct 2026Manufacturer specifications, not a hands-on test.
The nearest checked headphones by key specifications, with what differs from the Sony WH-CH720N · UK catalogue. The first matches the Compare button above.
Sony WH-CH730NBlack · WH-CH730N · UK catalogue
Sony WH-1000XM4CBlack · WH1000XM4CB.CE7 · UK catalogue- Weight
- 253 gThis one: 192 g
- Wired / wireless connections
- Bluetooth or supplied analogue headphone cableThis one: Bluetooth 5.2 or supplied analogue headphone cable
Sony WH-1000XM6Black · WH1000XM6B.CE7 · UK catalogue- Weight
- 254 gThis one: 192 g
- Wired / wireless connections
- Bluetooth 5.3 or supplied analogue headphone cableThis one: Bluetooth 5.2 or supplied analogue headphone cable
Key strengths
The published music-playback maximum is 35 hours with noise cancelling on using AAC or SBC.
The exact guide documents built-in microphones and separately described music and call or chat modes.
Before you buy
The headset is not waterproof; the published battery maximum varies with enabled features.
The manufacturer’s endurance figures are conditional maxima and are not a matched independent battery test.
Every specification. With its source.
Full specifications
Exact configuration: Pink · WHCH720NP.CE7 · UK catalogue
15 specifications in 5 groups. Values are manufacturer specifications unless a row says “Measured result” or “Calculated from cited specifications”.
Design & fit
3 items
- Wearing style
- Over-ear headphones
Exact model wearing instructions and manufacturer model imagery; earbud/headband scope is not interchanged.
Source - Weight
- 192 g
Approximately; manufacturer headset mass. No cable-inclusive mass is inferred.
Source - Water resistance
- Not waterproof
The exact model guide explicitly states that the headset is not waterproof.
Source
Connections & battery
8 items
- Wired / wireless connections
- Bluetooth 5.2 or supplied analogue headphone cable
Only positively documented audio modes are listed. A charging connector does not by itself establish USB audio; unlisted codecs or other wireless modes remain unverified.
Source - Battery life
- Up to 35 hours music playback with noise cancelling on, or 50 hours with noise cancelling and Ambient Sound off (AAC or SBC).
Manufacturer full-charge maximum; equalizer, DSEE, voice-assistant activation and other settings can shorten runtime. Call-time limits differ from music playback.
Source - Battery chemistry
- Lithium-ion
The exact source names built-in lithium-ion batteries; capacity and user replaceability are not inferred.
Source - Full charge time
- 3.5 hours
Approximately; Actual charging time varies with conditions of use.
Source - Battery capacity
- Not listed by the manufacturer
The retained exact-model specification does not establish capacity in mAh. Operating voltage is not a charge capacity.
Source - Wireless charging
- Not listed by the manufacturer
Wireless charging capability remains unverified; USB charging does not establish a negative.
Source - Bluetooth codecs
- SBC, AAC
Positively named supported codecs. Unlisted formats are not marked unsupported.
Source - Bluetooth version
- 5.2
The stated version does not establish every optional Bluetooth feature or universal device compatibility.
Source
Audio specifications
1 item
- Driver diameter
- 30 mm
The exact UK specification table names dynamic 30 mm drivers.
Source
Calls & noise control
2 items
- Active noise cancellation
- Yes
The exact model guide names a noise-cancelling headset and documents its noise-cancelling mode. This is presence, not measured attenuation or comparative sound quality.
Source - Microphone
- Yes
The exact manual documents voice pickup and call or chat controls. No microphone count or measured pickup quality is inferred.
Source
Software & controls
1 item
- Companion app
- Sony | Sound Connect
The exact current UK product page names Sony | Sound Connect. Functions vary with compatible device, app version and audio mode.
Source
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